Handelsbanken Fonder
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Handelsbanken Fonder’s Prothena Corp PRTA Stock Holding History

Handelsbanken Fonder’s Portfolio PRTA Stock Details PRTA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-20,900
Closed -$204K – 1540
2025
Q3 		$204K Hold
20,900
– – ﹤0.01% 1482
2025
Q2 		$127K Hold
20,900
– – ﹤0.01% 1509
2025
Q1 		$259K Hold
20,900
– – ﹤0.01% 1445
2024
Q4 		$289K Buy
20,900
+5,500
+36% +$86.8K ﹤0.01% 1461
2024
Q3 		$258K Hold
15,400
– – ﹤0.01% 1451
2024
Q2 		$318K Buy
15,400
+6,000
+64% +$130K ﹤0.01% 1364
2024
Q1 		$233K Sell
9,400
-52,000
-85% -$1.55M ﹤0.01% 1463
2023
Q4 		$2.23M Buy
61,400
+2,500
+4% +$96.2K 0.01% 532
2023
Q3 		$2.84M Hold
58,900
– – 0.02% 492
2023
Q2 		$4.02M Buy
58,900
+6,900
+13% +$445K 0.02% 449
2023
Q1 		$2.52M Hold
52,000
– – 0.01% 502
2022
Q4 		$3.13M Sell
52,000
-33,700
-39% -$1.97M 0.02% 473
2022
Q3 		$5.2M Sell
85,700
-41,800
-33% -$1.32M 0.03% 403
2022
Q2 		$3.46M Buy
127,500
+29,100
+30% +$851K 0.02% 467
2022
Q1 		$3.6M Hold
98,400
– – 0.02% 497
2021
Q4 		$4.86M Sell
98,400
-11,300
-10% -$627K 0.02% 478
2021
Q3 		$7.81M Buy
109,700
+10,000
+10% +$621K 0.04% 393
2021
Q2 		$5.13M Buy
+99,700
New +$3.11M 0.03% 484
2017
Q4 		– Sell
-25,000
Closed -$1.62M – 211
2017
Q3 		$1.62M Hold
25,000
– – 0.04% 160
2017
Q2 		$1.35M Hold
25,000
– – 0.03% 155
2017
Q1 		$1.4M Buy
25,000
+6,000
+32% +$315K 0.04% 152
2016
Q4 		$935K Buy
+19,000
New +$1.05M 0.03% 145

Other funds holding PRTA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
PAI
Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return

Handelsbanken Fonder's PRTA Position: Q4 2025 in Review

Handelsbanken Fonder sold out of Prothena Corp (PRTA) in Q4 2025, closing a stake of 20,900 shares — an estimated $204K sold.

Handelsbanken Fonder first reported a position in PRTA in Q4 2016 and held it in 22 quarters. The position peaked at $7.81M in Q3 2021. 181 funds tracked by Wall St. Rank hold PRTA as of Q4 2025.

  • Handelsbanken Fonder reported no remaining Prothena Corp position as of Q4 2025 after selling out during the quarter.
  • Handelsbanken Fonder sold 20,900 Prothena Corp shares in Q4 2025, an estimated $204K.
  • Handelsbanken Fonder first reported a position in Prothena Corp in Q4 2016 and held it in 22 quarters.
  • Handelsbanken Fonder's Prothena Corp position peaked at $7.81M in Q3 2021.
  • 181 funds tracked by Wall St. Rank held Prothena Corp as of Q4 2025.

Based on Handelsbanken Fonder's 13F filing for Q4 2025, filed 6 Feb 2026.